Re: ABBE-ABBEY Genealogy

Hi;My grandmother was a ABBEY,Margarete R(may have went by the name Rosa she was born14/Dec/1869 on census 1900 said born in Switzerland-town unk Her father was SamuelAbbey born 21/Oct/1844(on census said 1843)married to Margarete Bitterman(where is theorgin of the name?) born 7/Apr/1847(on censussaid Mar/1848)and on Samuel said Nov insteadof Oct,what does one do to be sure of dates?You mention about a book on Abbey? How can Iget one? Does it cover Germany and Switzerland and what year's? Hope to hearfrom you.Thank You!Janet